Input devices

These are used all day, so connection type and ergonomics need agreement upfront. Keyboards and mice come wired or wireless, with USB receivers or short-range radio, and in full-size or compact layouts. Webcams are chosen by resolution, field of view and built-in microphone. Barcode scanners are specified by symbology, one-dimensional or two-dimensional, wired or cordless, and scan range. State the operating system and the count.